lint: lpc1768/msp430: remove arith ops on void ptrs
cpu: arm/cortex-mX/atmega: use uintptr_t for sp cast
cpu: multiple: change size_t to ptrdiff_t for_sbrk_r
Merge pull request #1662 from N8Fear/void_ptr_arith

lint: lpc1768/msp430: remove arith ops on void ptrs
Merge pull request #1664 from N8Fear/unsignedLessThanZero

lint: _sbrk_r: change parameter type from size_t to ptrdiff_t
examples/rpl_udp: fix spelling, README.md
Merge pull request #1666 from LudwigOrtmann/1660-fixup

examples/rpl_udp: fix spelling, README.md
doc: tailor CMSIS doxygen for license checker

Remove '@par' within the license header to allow the existing regular
expression to match it.
iot-lab_M3: fixing term make target
Merge pull request #1672 from thomaseichinger/iot-lab_fix_term

boards/iot-lab_M3: fixing term make target
drivers/at86rf231: handle channel out of range more conveniently
Merge pull request #1675 from thomaseichinger/rf231_channel_setting

drivers/at86rf231: handle channel out of range more conveniently
Merge pull request #1667 from LudwigOrtmann/cmsis-header

doc: tailor CMSIS doxygen for license checker
boards: redbee: add missing semicolon
cpu: change __ASM to asm (cppcheck uninitvar error)
Merge pull request #1665 from N8Fear/uninitvar

lint: fix warnings because of uninitialized variables
drivers: fixed German influenced typo
Merge pull request #1678 from OlegHahm/fix_typo

drivers: fixed German influenced typo